MICR 1113 - Unit 5 Homework

Indicate which type of hypersensitivityeach example represents: localized anaphylaxis

Type I

Indicate which type of hypersensitivityeach example represents: Reaction to an incompatible blood transfusion

Type II

Indicate which type of hypersensitivityeach example represents: Due to immune complexes

Type III

Indicate which type of hypersensitivityeach example represents: Allergic contact dermatitis

Type IV

Match the following terms with their correct definitions: A protein produced by the body in response to an antigen

antibody

Match the following terms with their correct definitions: Chemical substance that causes the body to produce sensitized T cells

antigen

Match the following terms with their correct definitions: Chemical substance that causes the body to produce specific antibodies

antigen

The type of protection provided by the injection of a toxoid is: - innate resistance - naturally acquired active immunity - naturally acquired passive immunity - artificially acquired active immunity - artificially acquired passive immunity

artificially acquired active immunity

The type of protection provided by the injection of an antitoxin is: - innate resistance - naturally acquired active immunity - naturally acquired passive immunity - artificially acquired active immunity - artificially acquired passive immunity

artificially acquired passive immunity

Which is not a function of the inflammation process? - destroy the injurious agent if possible - remove or wall off the by-products of injury by forming an abscess - to repair or replace damaged tissues - stimulate interferon production by host cells

stimulate interferon production by host cells

Match the following vaccines by type: hepatitis B antigen produced in yeast cells

subunit

Desensitization to prevent an allergic response can be accomplished by injecting repeated doses of: - IgE antibodies - the antigen (allergen) - histamine - IgG antibodies - antihistamine

the antigen (allergen)

Match the following vaccines by type: tetanus toxin

toxoid

Match the following vaccines with their key characteristics: Recent vaccine for chickenpox, recommended at 12-18 months of age

varicella roster

Match the following vaccines by type: attenuated measles vaccine

whole-agent

Match the following vaccines by type: polio

whole-agent

Which answer is not a result of an antigen-antibody reaction? - neutralize toxins - inactivate viruses - fix complement to initiate cytolysis - agglutinate pathogenic bacteria - decrease the inflammation response

decrease the inflammation response

Match the mechanical or chemical factor that prevent microbes from entering the body through each of the following: Skin

dry, packed cells, secreted fatty acids

Match the mechanical or chemical factor that prevent microbes from entering the body through each of the following: Genital tract

flushing action of urine and acidic pH in females

Match each of the definitions with the correct term: Phagocytic cells that predominate during the early stages of an infection

granulocytes

Match the following terms with their correct definitions: A low-molecular weight substance that is only antigenic when attached to a carrier molecule

hapten

Match the following vaccines with their key characteristics: Given at birth with two boosters before 18 months of age

hepatitis B

Helicobacter pylori uses the enzyme urease to counteract a chemical defense in the human organ in which it lives. This chemical defense is: - lysozyme - hydrochloric acid - superoxide radicals - sebum - complement

hydrochloric acid

Match the mechanical or chemical factor that prevent microbes from entering the body through each of the following: Digestive tract

hydrochloric acid (HCI)

Match each of the definitions with the correct term: Antiviral proteins produced in response to viral infections

interferon

Which is not one of the mediators released in anaphylactic hypersensitivities? - interferon - histamine - leukotrienes - prostaglandins

interferon

Match each of the definitions with the correct term: Chemical found in tears, saliva, nasal secretions, and perspiration

lysozyme

Match the mechanical or chemical factor that prevent microbes from entering the body through each of the following: Eyes

lysozyme

The type of protection resulting from recovery from an infection is: - innate resistance - naturally acquired active immunity - naturally acquired passive immunity - artificially acquired active immunity - artificially acquired passive immunity

naturally acquired active immunity

Match the following vaccines by type: naked DNA plasmids

nucleic acid

Match each of the definitions with the correct term: Ingestion of microorganisms or particulate matter by a cell

phagocytosis

Match the following vaccines with their key characteristics: Oral vaccine given at 2,4, and 6 months of age with a booster at 4-6 years of age

polio

Which statement is not correct concerning the humoral immune system? - utilizes antibodies produced by B cells - responds to specific antigens - type of immunity found in body fluids - primarily responds to multicellular parasites, transplanted tissue and cancer cells

primarily responds to multicellular parasites, transplanted tissue and cancer cells

Match each of the definitions with the correct term: Accumulation of damaged tissue, dead microbes, and macrophages

pus

Match each of the definitions with the correct term: Contains unsaturated fatty acids which inhibit growth of pathogenic microorganisms

sebum

Inflammation is the body's response to tissue damage. Which answer is not one of the characteristic symptoms of inflammation? - redness - pain - heat - swelling - All are characteristic symptoms

All are characteristic symptoms

Which of the following blood transfusions is compatible? - Donor: AB, Rh- Recipient: AB, Rh + - Donor: B, Rh+ Recipient: B, Rh- - Donor: A, Rh+ Recipient: O, Rh +

Donor: AB, Rh- Recipient: AB, Rh +

Match the following vaccines with their key characteristics: Meningitis vaccine recommended for children in day-care centers

HIB

Which of the following statements about a-IFN is not true? - It interferes with viral replication - It is host specific - It is released by fibroflasts - It is virus-specific - It is released by lymphocytes

It is virus-specific

Match the following vaccines with their key characteristics: Given at 12-18 months of age with a booster at 4-6 years of age

MMR

Anaphylactic reactions involve the production of IgE antibodies that bind to: - basophils and mast cells - antibodies - antigens - antibody-antigen complexes - the proteins of the complement system

basophils and mast cells

A human host can prevent a pathogen from getting enough iron by: - reducing dietary intake of iron - binding iron with transferrin - binding iron with hemoglobin - excreting excess iron - binding iron with siderophores

binding iron with transferrin

Match each of the definitions with the correct term: The process by which phagocytes are attracted to microorganisms

chemotaxis

Match the mechanical or chemical factor that prevent microbes from entering the body through each of the following: Respiratory tract

cilia and mucous

Match the following vaccines by type: Haemophilus influenzae polysaccharide bound to diphtheria toxin

conjugated